/*
 * Copyright 2017 Hyperkernel Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>

uint64_t fib(uint64_t a, uint64_t b, uint64_t steps)
{
    uint64_t tmp;
    while (steps) {
        tmp = a;
        a = b;
        b = a + tmp;
        steps--;
    }
    return b;
}

uint64_t test(uint64_t a, uint64_t b)
{
    return fib(a, b, 10);
}

int main(int argc, char **argv)
{
    uint64_t res = test(strtoull(argv[1], NULL, 10), strtoull(argv[2], NULL, 10));
    printf("%zu\n", res);
    return 0;
}
